Ford Mustang (1999-2004) Service Manual: Transmission Description (Description and Operation)

The 4R70W has the following features:

  • Wide ratio gears
  • Four speeds
  • Rear wheel drive
  • Automatic
  • Electronic shift
  • Torque converter clutch control
  • Line pressure controls

The transmission uses Ravigneaux-style double-pinion gearset with two bands, one one-way roller clutch, one mechanical diode and four friction clutches to produce four forward gears and Reverse.

4R70W Automatic Transmission

4R70W Automatic Transmission

    Automatic Transaxle/Transmission
    General Specifications a - MERCON V is not interchangeable at this time with the current MERCON fluids. Check the transmission fluid level indicator to determine the correct fluid and refer to the ...

    Identification Tags
    All vehicles are equipped with a Vehicle Certification Label, located on the driver side door lock post. For correct transmission identification, refer to the code in the space marked TR. ...

    Other materials:

    Driving Aids
    STEERING Electric Power Steering WARNING: The electric power steering system has diagnostic checks that continuously monitor the system to ensure proper operation. When a system error is detected a steering message will appear in the information display. WARNI ...

    Steering Wheel
    Adjusting the steering wheel WARNING: Do not adjust the steering wheel when your vehicle is moving. Note: Make sure that you are sitting in the correct position. See Sitting in the Correct Position in the Seats chapter. 1. Unlock the steering column. 2. Adju ...

    Reservoir - CIII Pump
    Removal 1. Remove the bolts. 2. Disconnect the power steering hoses. Remove the reservoir. Installation 1. To install, reverse the removal procedure. 2. Fill and leak check the power steering system. ...